from abc import ABC, abstractmethod
import asyncio


class CommunicationInterface(ABC):
    @abstractmethod
    async def send_message_to_customer(self, message: str) -> str:
        """
        Send a message to the customer and return their response.

        Args:
            message (str): The message to send to the customer.

        Returns:
            str: The customer's response.
        """
        pass

    @abstractmethod
    def escalate_to_human_agent(self) -> None:
        """
        Escalate the current issue to a human agent.
        """
        pass

    @abstractmethod
    def resolve_issue(self, resolution: str) -> str:
        """
        Resolve the current issue.

        Args:
            resolution (str): The resolution to the issue.

        Returns:
            str: The resolution to the issue.
        """
        pass


class DummyCommunicationInterface(CommunicationInterface):
    async def send_message_to_customer(self, message: str) -> str:
        print(f"Message sent to customer: {message}")
        return await asyncio.to_thread(input, "Enter customer's response: ")

    def escalate_to_human_agent(self) -> None:
        print("Issue escalated to human agent.")

    def resolve_issue(self, resolution: str) -> str:
        print(f"Proposed resolution: {resolution}")
        confirmation = input("Is the issue resolved? (y/n): ")
        if confirmation.lower().startswith("y"):
            return "Issue resolved"
        else:
            self.escalate_to_human_agent()


# Placeholder for future implementation
class RealCommunicationInterface(CommunicationInterface):
    async def send_message_to_customer(self, message: str) -> str:
        # TODO: Implement real asynchronous communication with the customer
        # This could involve integrating with a chat system, email, or other communication channels
        pass

    def escalate_to_human_agent(self) -> None:
        # TODO: Implement real escalation to a human agent
        # This could involve creating a ticket in a support system or notifying a human agent directly
        pass
